Paychex Transmission & File Encryption

To help secure your company's sensitive information, all file transfers must be encrypted before transmission to Paychex.

Public Key Cryptography Includes:

A public key that encrypts data to ensure confidentiality, and a private key for decryption. A message encrypted with a recipient's public key is decrypted by the recipient possessing the corresponding private key.

Digital signatures to ensure authenticity. A message signed with a sender's private key can be verified by the sender's public key, thereby proving that the sender signed it and that the message has not been tampered with.

Paychex SSH Certificate

Companies which utilize SSH certificates in the authentication process may find the public key for Paychex, Inc. below.